There's a telecommunications decision that was issued by the CRTC in 2007 that lists the factors that are considered in the making of that decision. But there is discretion in the officer's judgment with regard to what constitutes a significant violation, for instance. But the factors are listed in the decision without removing the flexibility and the judgment of the officer, given the circumstances of the case.
On April 1st, 2014. See this statement in context.